/Engine/Source/Runtime/Engine/Public/Net/RepLayout.h
TRepDataBuffer and TConstRepDataBuffer act as wrapper around internal data buffers thatFRepLayoutmay use. This allowsFRepLayoutto properly interact with memory buffers and apply commands to them more easily.
template<ERepDataBufferType DataType, typename ConstOrNotType> struct TRepDataBufferBase
ConstOrNotType ...
Data